Oreck Standard Antimicrobial Filtration Bags - 6pk, AK1CC6 1 Layer of filtration traps 95% of particles at 5 0 microns or greater & antimicrobial coating on the paper reduces on-filter odor Extra-large capacity: holds up to 4x the amount of dust, dirt and debris of a typical bagless vacuum For optimal performance, change filtration bag when maximum fill line is reached Compatible with the new Oreck ELEVATE Upright Vacuum Collection & all Oreck vacuums with docking systems Only Oreck Certified Filtration Bags should be used with the Oreck vacuums to ensure optimal filtration & cleaning performance